Cosmetic jar



FIG. 1 is a perspective view of a cosmetic jar showing my new design;

FIG. 2 is an exploded perspective view thereof;

FIG. 3 is a side elevational view thereof, all sides being identical;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a cosmetic jar, as shown and described. 